If the Sample Mean Is 20,the Population Average Is 10,and

question 49

Multiple Choice

If the sample mean is 20,the population average is 10,and the standard error of the mean is 2,what is the observed z value?

• A)-5
• B)5
• C)0
• D)50

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Definitions:

Asperger's Disorder

Asperger's Disorder is a developmental disorder characterized by significant difficulties in social interaction and nonverbal communication, along with restricted and repetitive patterns of behavior and interests.

Language

A means of communicating thoughts and feelings using a system of socially shared but arbitrary symbols (sounds, signs, or written symbols) arranged according to rules of grammar.

Cognitive Skills

Mental abilities essential for thinking, learning, and memory, including attention, problem solving, and decision making.

Dissociative Disorders

A cluster of psychiatric disorders defined by a separation and discontinuity among thinking patterns, memories, settings, activities, and sense of self.